/**
 * @Title test3
 * @Author zengchen
 * @Create 2023/1/5 13:46
 * @Description TODO
 */
public class test3 {
    /**
     *
     * @param str
     * @param a
     * @return
     */
    public String test(String str, int a) {
        str = "1";
        return str;
    }
}
